Least Common Multiple (LCM) of 197 and 49
The least common multiple (LCM) of 197 and 49 is 9653.
What is the Least Common Multiple (LCM)?
The LCM of two integers is the smallest positive integer that is divisible by both numbers. It is often used to find common denominators and solve problems involving periodic events.
Formula for LCM
The LCM of two numbers can be calculated using their GCD:
LCM(a, b) = |a × b| ÷ GCD(a, b)
How to Calculate the LCM of 197 and 49?
First, calculate the GCD of 197 and 49 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 197 ÷ 49 = 4 remainder 1 |
| 2 | 49 ÷ 1 = 49 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 199 and 144 | 28656 |
| 13 and 189 | 2457 |
| 197 and 141 | 27777 |
| 78 and 34 | 1326 |
| 45 and 184 | 8280 |